Dynoptic Systems Ltd - Opacity and particulate monitors and sensors measuring mg/m3, opacity percentage, Ringleman, and MOR, for incinerators, crematoria, power stations, furnaces, cement processing, and air filtration plants. - http://www.dynoptic.co.uk/
Tunnel Sensors Ltd - Designers and manufacturers of tunnel atmosphere monitor systems. Installation and maintenance provided worldwide. - http://www.tunnelsensors.com/
Damax Race Engineering - Information on upgrade, service and repair for Ferrari motors. Also gives details of how to go racing in a Ferrari. - http://www.damax.co.uk/
Crowfield - A history of the village. - http://www.crowfield-village.com/